Fault Detection of Wind Turbine Sensors Using Artificial Neural Networks

Table 3

Root mean square error values (°C).

	Autoassoc. BPNN			Autoassoc. RBFNN			Autoassoc. GRNN
Sensor	Case 1	Case 2	Case 3	Case 1	Case 2	Case 3	Case 1	Case 2	Case 3
	0.1	0.4	0.5	0.2e − 4	0.3e − 3	0.8e − 3	0.5	1.1	3.9
	0.1	1.6	0.4	0.1e − 4	1.3e-3	0.5e − 3	0.4	4.2	2.3
	0.3	0.3	0.7	0.2e − 4	0.5e − 3	0.4e − 3	0.4	1.8	1.3
	0.4	1.3	0.7	0.1e − 4	0.4e − 3	0.5e − 3	0.4	1.8	1.3
	MISO BPNN			MISO RBFNN			MISO GRNN
Sensor	Case 1	Case 2	Case 3	Case 1	Case 2	Case 3	Case 1	Case 2	Case 3
	1.8	2.7	3.4	1.8	20.8	8.9	1.9	2.5	4.7
	0.6	7.2	1.5	0.6	7.2	4.8	0.7	7.2	2.8
	0.6	2.6	2.2	0.6	20.8	44.4	0.7	3.3	1.6
	0.6	3.2	2.1	0.6	4.9	5.9	0.7	2.9	1.7